Walls.
Thinner prints, then warps. Ribs beat thickness.
Clue 04/09 · how they make it
One process priced on screen. The rest in 4 hours.
MJF in PA12 is the fast lane: upload, see the number, submit. Every other process gets an engineer and a fixed price before the afternoon is over.
Four rules. Then it prints first time.
Break one and the engineer's note tells you which, before anything is made.
Clearance.
Between faces that slide, snap or mate. Less and they fuse.
Escape holes.
Hollow parts need two, so the powder can leave. You pay for less volume.
Text and logos.
Engraved or raised by 1 mm reads clean, raw or dyed.
Everything else. Quoted by a person.
Send the file. An engineer reads it and replies with a fixed price inside 4 hours.